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- From: Matthias Schiffer <mschiffer@universe-factory.net>
- Date: Fri, 26 Feb 2016 04:24:06 +0100
- Subject: kernel: disable software protection bits for macronix flash chips at init
- Backport of r47626
- diff --git a/target/linux/generic/patches-3.18/465-m25p80-mx-disable-software-protection.patch b/target/linux/generic/patches-3.18/465-m25p80-mx-disable-software-protection.patch
- new file mode 100644
- index 0000000..d7d7eec
- --- /dev/null
- +++ b/target/linux/generic/patches-3.18/465-m25p80-mx-disable-software-protection.patch
- @@ -0,0 +1,10 @@
- +--- a/drivers/mtd/spi-nor/spi-nor.c
- ++++ b/drivers/mtd/spi-nor/spi-nor.c
- +@@ -962,6 +962,7 @@ int spi_nor_scan(struct spi_nor *nor, co
- +
- + if (JEDEC_MFR(info->jedec_id) == CFI_MFR_ATMEL ||
- + JEDEC_MFR(info->jedec_id) == CFI_MFR_INTEL ||
- ++ JEDEC_MFR(info->jedec_id) == CFI_MFR_MACRONIX ||
- + JEDEC_MFR(info->jedec_id) == CFI_MFR_SST) {
- + write_enable(nor);
- + write_sr(nor, 0);
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